Soybean Insects
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Best Management Practices for Soybean Production
This is your unbiased, research-based guide to soybean production to help increase yield, reduce input costs and protect your investment.
All Soybean Insects Content
Damsel Bugs: Beneficial Predators in Managed and Agricultural Landscapes
It is important to remember that not all insects are pests. Damsel bugs are beneficial predators that feed on soft-bodied insects, including many agricultural and garden pests.
South Dakota Grasshopper Prediction for 2022
Data from the 2021 USDA Adult Grasshopper Survey of South Dakota suggests that grasshopper populations may continue to be problem in parts of central and western South Dakota during the spring of 2022.
2022 South Dakota Overwintering Bean Leaf Beetle Predicted Mortality
Bean leaf beetle emergence is approaching, so it’s important to start thinking about this pest. Knowing the number of days that the air was cold enough for bean leaf beetle mortality allows us to estimate the emerging populations in the spring.
SDSU Extension to host Integrated Pest Management Field School on July 25
July 18, 2023
South Dakota State University Extension will host the 2023 Integrated Pest Management Field School from 9 a.m. until 4 p.m. CDT on July 25 at the SDSU Volga Farm south of Volga, South Dakota.
Soybean Aphids Are Active in South Dakota
Small populations of soybean aphids were recently identified while scouting soybean in the Volga and South Shore areas. This is a good reminder that scouting should be ongoing to ensure that populations do not exceed thresholds.
Soybean Gall Midge Larvae Detected This Season
Soybean gall midge larvae have been detected in soybean in southeastern South Dakota. While many infested fields are not showing obvious signs of infestation, there are some key indicators to look out for.
The South Dakota State University West River Research Farm to host Field Day on July 11
July 07, 2023
The South Dakota State University West River Research Farm Tour will be held on July 11 near Sturgis, South Dakota, running from 4 p.m. to 7 p.m.
The South Dakota State University Southeast Research Farm to host Field Day on July 11
June 30, 2023
The South Dakota State University Southeast Research Farm Field Day will be held on July 11 near Beresford, South Dakota.
Dectes Stem Borer Observed in Soybean
We have received an increased number of Dectes stem borer reports in South Dakota soybean, and we are currently scouting to determine which counties have the highest risk for Dectes stem borer issues.
Grasshoppers Continue to Be an Issue During 2023
We have received numerous reports of very large populations of grasshopper nymphs in June. Before management action is taken, it is important to determine what stage observed grasshoppers are at.